Provided is a proton-conducting compound which provides proton conductivity without humidification and is suitable for electrochemical device materials such as solid electrolytes for fuel cells and electrolytes for batteries. Provided also is a proton-conducting polymer. The proton-conducting compound is composed of a melamine compound salt obtained from a melamine compound represented by the following formula (1) and a Bronsted acid and the proton-conducting polymer is obtained by homopolymerizing or copolymerizing the melamine compound salt. In formula (1), R
1
, R
2
, R
3
, R
4
, and R
5
each is independently an alkyl group, an aryl group, an alkenyl group, a heterocyclic group, or a hydrogen atom; at least one of them is a group other than hydrogen; R
2
and R
3
or R
4
and R
5
may join together to form a heterocyclic structure; and the alkyl group, the aryl group, the alkenyl group, or the heterocyclic group may have a substituent. A melamine compound salt wherein R
1
is CH
2
═CR
6
—CO—O(CH
2
)
n
— polymerizes to yield a proton-conducting polymer. In this particular R
1
group, R
6
is hydrogen or an alkyl group and n is an integer equal to or larger than 1.
提供了一种质子导电化合物,它能在不加湿的情况下提供质子导电性,适用于固体电解质燃料电池和电池电解质等电
化学器件材料。还提供了一种质子导电聚合物。该质子导电化合物由以下式(1)所表示的
三聚氰胺化合物盐和布朗斯特酸组成,而质子导电聚合物则是通过同聚或共聚
三聚氰胺化合物盐得到的。在式(1)中,R1、R2、R3、R4和R5各自独立地表示烷基、芳基、烯基、杂环基或氢原子;其中至少一个是除氢以外的基团;R2和R3或R4和R5可结合形成杂环结构;而烷基、芳基、烯基或杂环基上可能有取代基。其中,R1为
CH2═CR6—CO—O( )n—的
三聚氰胺化合物盐聚合后可得到质子导电聚合物。在这种特定的R1基团中,R6为氢或烷基,n为大于等于1的整数。